Can you please explain why the 2.5m high open vent by the tank will not expel the sewer gasses? Not questioning your suggestion but would like a reasoned statement.
Got no vents at the moment so i guess that the tank becomes positively pressurised as the sewer gasses form. a little...
My thoughts on this are that the venting of the tank is to mitigate the sewer gases created within the tank. I guess it would need a vent pipe of of the inlet or outlet pipe taken to a safe position and vented at say 2.5m above ground.
My understanding of AAV is that they are a one way valve...
Recently moved into a house with a septic tank and have a few issues with smells coming off it.
Tank is onion style and was emptied when we moved in 3 months ago.
The tank fills exremely quickly and appears to work okay with clear effluent visible in the drain field inspection chamber -...
